Use grubx64.efi file from grml_chroot, instead of relying on host system

We don't want to depend on the host system, but instead use the
grubnetx64.efi.signed or grubnetx64.efi files from the grml_chroot as
grubx64.efi for PXE boot.

Related to commit 871fc96fc

This work was funded by Grml-Forensic.

diff --git a/grml-live b/grml-live
index e524e71..08198bc 100755 (executable)
--- a/grml-live
+++ b/grml-live
@@ -1764,12 +1764,12 @@ create_netbootpackage() {
         ewarn "No shimx64.efi for usage with PXE boot found (shim-signed not present?)" ; eend 0
       fi
 
-      if [ -r /usr/lib/grub/x86_64-efi-signed/grubnetx64.efi.signed ] ; then
+      if [ -r "${CHROOT_OUTPUT}"/usr/lib/grub/x86_64-efi-signed/grubnetx64.efi.signed ] ; then
         log "Installing /usr/lib/grub/x86_64-efi-signed/grubnetx64.efi.signed as grubx64.efi in netboot package"
-        cp /usr/lib/grub/x86_64-efi-signed/grubnetx64.efi.signed "${WORKING_DIR}"/grubx64.efi
-      elif [ -r /usr/lib/grub/x86_64-efi/monolithic/grubnetx64.efi ] ; then
+        cp "${CHROOT_OUTPUT}"/usr/lib/grub/x86_64-efi-signed/grubnetx64.efi.signed "${WORKING_DIR}"/grubx64.efi
+      elif [ -r "${CHROOT_OUTPUT}"/usr/lib/grub/x86_64-efi/monolithic/grubnetx64.efi ] ; then
         log "Installing /usr/lib/grub/x86_64-efi/monolithic/grubnetx64.efi as grubx64.efi in netboot package"
-        cp /usr/lib/grub/x86_64-efi/monolithic/grubnetx64.efi "${WORKING_DIR}"/grubx64.efi
+        cp "${CHROOT_OUTPUT}"/usr/lib/grub/x86_64-efi/monolithic/grubnetx64.efi "${WORKING_DIR}"/grubx64.efi
       else
         log   "No grubnetx64.efi for usage with PXE boot found (grub-efi-amd64-signed not present?)"
         ewarn "No grubnetx64.efi for usage with PXE boot found (grub-efi-amd64-signed not present?)." ; eend 0